Securities Financing Arrangements (Tables)

6 Months Ended

Jun. 30, 2018

Transfers and Servicing [Abstract]

Schedule of Offsetting Assets

Schedule of Offsetting Liabilities

Secured Borrowings by Contractual Maturity and Class of Collateral Pledged

The following tables present the gross obligations for securities sold under agreements to repurchase and securities loaned by remaining contractual maturity and class of collateral pledged as of June 30, 2018 and December 31, 2017.

	June 30, 2018
	Overnight and		Up to		31 - 90		Greater than
(Dollars in millions)	continuous		30 days		days		90 days		Total
Securities sold under agreements to repurchase:
U.S. Treasury securities	$	11,769	$	250	$	1,409	$	365	$	13,793
U.S. government-sponsored agency securities	92		—		—		—		92
Money market securities	2		—		26		—		28
Mortgage-backed securities	9,011		3,872		6,332		750		19,965
Corporate bonds	1,044		142		1,134		—		2,320
State and municipal securities	249		21		264		—		534
Equity securities	113		106		239		—		458
Total	$	22,280	$	4,391	$	9,404	$	1,115	$	37,190
Securities loaned:
U.S. Treasury securities	$	—	$	219	$	—	$	—	$	219
Equity securities	672		127		46		—		845
Total	$	672	$	346	$	46	$	—	$	1,064

	December 31, 2017
	Overnight and		Up to		31 - 90		Greater than
(Dollars in millions)	continuous		30 days		days		90 days		Total
Securities sold under agreements to repurchase:
U.S. Treasury securities	$	8,244	$	2,370	$	1,046	$	1,158	$	12,818
U.S. government-sponsored agency securities	115		38		63		—		216
Other sovereign government obligations	—		—		4		—		4
Money market securities	1		—		6		—		7
Asset-backed securities	32		—		164		—		196
Mortgage-backed securities	8,322		4,972		5,859		250		19,403
Corporate bonds	580		620		1,125		—		2,325
State and municipal securities	283		—		276		—		559
Equity securities	416		376		189		—		981
Total	$	17,993	$	8,376	$	8,732	$	1,408	$	36,509
Securities loaned:
Corporate bonds	$	—	$	322	$	—	$	—	$	322
Equity securities	446		10		101		—		557
Total	$	446	$	332	$	101	$	—	$	879